netdev - [PATCH net-next 3/10] bnx2x: enable inta on the pci bus when used

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Date:	Wed, 4 Apr 2012 07:41:25 +0300
From:	"Yuval Mintz" <yuvalmin@...adcom.com>
To:	davem@...emloft.net, netdev@...r.kernel.org
cc:	eilong@...adcom.com, "Yuval Mintz" <yuvalmin@...adcom.com>
Subject: [PATCH net-next 3/10] bnx2x: enable inta on the pci bus when
 used

During boot-from-SAN, if msix interrupts are unavailable and inta
is requested, it is possible that inta would be disabled in the
pci bus. This patch enables inta when requested.

Signed-off-by: Yuval Mintz <yuvalmin@...adcom.com>
Signed-off-by: Eilon Greenstein <eilong@...adcom.com>
---
 drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 44b6f9f..16de19f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -1363,6 +1363,9 @@ static void bnx2x_igu_int_enable(struct bnx2x *bp)
 
 	REG_WR(bp, IGU_REG_PF_CONFIGURATION, val);
 
+	if (val & IGU_PF_CONF_INT_LINE_EN)
+		pci_intx(bp->pdev, true);
+
 	barrier();
 
 	/* init leading/trailing edge */
-- 
1.7.9.rc2


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